7/9-1/3=4/9
Explanation:
1. Find common denominators. Here, the common denominator is 9. Multiply the 2nd fraction by 3 since that’s what you would multiply 1 & 3 with to get 9.
2. Subtract the top numbers only. Now your new equation is 7/9-3/9. 7-3 is 4, keep ur denominator 4/9. Hope this helps you!